Opera Web browser plugins security bypass
| opera-plugins-security-bypass (39147) |  Medium Risk |
Description:
Opera Web browser could allow a remote attacker to bypass cross-domain security restrictions, caused by an unspecified error related to specific plugins. By persuading a victim to visit a specially-crafted Web site, a remote attacker could use certain plugins to bypass same origin policy restrictions and gain unauthorized access to other domains. An attacker could exploit this vulnerability to possibly perform cross-site scripting attacks and launch further attacks on the vulnerable system.
*CVSS:
| Base Score: | 6.8 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 5 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Bypass Security
Remedy:
Upgrade to the latest version of Opera (9.25 or later), available from the Opera Web site. See References.
References:
- Opera Software Knowledge Base Article 875: Advisory: Rich editing allows cross domain scripting.
- Opera Web site: Changelog for Opera 9.25 for Windows.
- BID-26937: Opera Web Browser Multiple Security Vulnerabilities
- CVE-2007-6520: Opera before 9.25 allows remote attackers to conduct cross-domain scripting attacks via unknown vectors related to plug-ins.
- GLSA-200712-22: Opera: Multiple vulnerabilities
- SA28169: Opera Multiple Vulnerabilities
- SECTRACK ID: 1019131: Opera Bugs Permit Code Execution and Cross-Domain Scripting Attacks
- SUSE-SA:2008:001: Opera 9.25 security update
- VUPEN/ADV-2007-4261: Opera Command Execution and Cross Domain Scripting Vulnerabilities
Platforms Affected:
- Gentoo Linux
- Novell OpenSUSE 10.2
- Novell OpenSUSE 10.3
- Opera Opera Browser prior to 9.25
- SuSE SuSE SLES 9
Reported:
Dec 19, 2007
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For corrections or additions please email xforce@iss.net
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.